Suno v5.5 vs Suno v4.5+
Side-by-side spec comparison. Both available on ArtEmotion with one credit balance — no per-provider signups.
Model A
Suno v5.5
audio generation
Model B
Suno v4.5+
audio generation
| Suno v5.5 | Suno v4.5+ | |
|---|---|---|
| Output kind | audio | audio |
| Pricing | Per-output | Per-output |
| Aspect ratios | — | — |
| Resolutions | — | — |
| Durations (s) | — | — |
| Max batch / request | 1 | 1 |
| Start image | — | — |
| Reference image | — | — |
| Reference video | — | — |
| Reference audio | — | — |
| Generates audio | — | — |
| API model_id | suno/v5.5/music | suno/v4.5-plus/music |
Try them yourself
New ArtEmotion accounts get 20 free credits — enough to generate with both models.